of

Returns @GraphicImageBean URL based on given expression string and image type. The expression string must be a quoted string. Any nested quotes can be escaped with backslash. The image type is represented as file extension. E.g. "jpg", "png", "gif", "ico", "svg", "bmp", "tiff", etc.

Usage example:

<a href="#{of:graphicImageURLWithType('images.full(product.imageId)', 'png')}">
    <o:graphicImage value="#{images.thumb(product.imageId)}" type="png" />
</a>